- name: Deploy a basic Nginx container
  hosts: webservers
  become: true
  tasks:
    - name: Ensure Docker is installed
      apt:
        name: docker.io
        state: present
        update_cache: yes   
    - name: Ensure pip is installed
      apt:
        name: pip
        state: present
        update_cache: yes
    - name: Ensure Python Docker module is installed
      apt:
        name: python3-docker
        state: present

    - name: Ensure web root exists
      file:
        path: /data
        state: directory

    - name: Ensure user directory exists
      file:
        path: /data/{{ user_id }}
        state: directory

    - name: Ensure web root exists
      file:
        path: /data/{{ user_id }}/{{ site }}
        state: directory
    
    - name: Copy all files from local dir to remote dir
      synchronize:
        src: "../files/{{ user_id }}/{{ site }}/"
        dest: "/data/{{ user_id }}/{{ site }}/"
        recursive: yes
        delete: no
    - name: Build dynamic Traefik labels
      set_fact:
        traefik_labels: "{{traefik_labels | default({}) | combine ({ item.key : item.value }) }}"
      with_items:
        - { 'key': 'traefik.enable', 'value': 'true'}
        - { 'key': 'traefik.http.routers.site-{{ user_id }}-{{ site }}.rule', 'value': 'Host(`{{ domain }}`)'}
        - { 'key': 'traefik.http.routers.site-{{ user_id }}-{{ site }}.entrypoints', 'value': 'websecure'}
        - { 'key': 'traefik.http.services.site-{{ user_id }}-{{ site }}.loadbalancer.server.port', 'value': '80'}
        - { 'key': 'traefik.http.routers.site-{{ user_id }}-{{ site }}.tls.certresolver', 'value': 'le'}
  
    - name: Run Nginx container
      docker_container:
        name: nginx-{{ user_id }}-{{ site }}
        image: nginx:alpine
        state: started
        restart_policy: always
        networks:
          - name: traefik
        labels: "{{ traefik_labels }}"
        volumes:
          - "/data/{{ user_id }}/{{ site }}:/usr/share/nginx/html:ro"